Finding the Fourth Proportional to 30,674.36, 42,327.69 and 17,930.53

Step by Step Solution

1. Step 1: Write the proportion equation
   30,674.36 : 42,327.69 = 17,930.53 : x
2. Step 2: Convert to fraction form
   30,674.36/42,327.69 = 17,930.53/x
3. Step 3: Cross multiply
   30,674.36x = 42,327.69 × 17,930.53
4. Step 4: Simplify right side
   30,674.36x = 758,957,703.74
5. Step 5: Solve for x
   x = 758,957,703.74/30,674.36
6. Step 6: Final answer
   x = 24,742.41